The Above Pathfinder subbasin is the largest of the seven Platte River Basin subbasins that are located in Wyoming. The total area of this subbasin is approximately 9,100 square miles, most of which are located in Carbon, Fremont, Albany, and Natrona Counties. The farthest upstream reach of the North Platte River within Wyoming is located within this subbasin. Three major North Platte River tributaries, including the Sweetwater River, Medicine Bow River, and Grand Encampment River, are also located within the Above Pathfinder subbasin. Communities located within this subbasin include Encampment, Saratoga, Rawlins, Hanna, and Medicine Bow. Seminoe Reservoir and Pathfinder Reservoir are major North Platte River reservoirs that are located within this subbasin.

Additional information and maps of the Above Pathfinder subbasin can be accessed by using the menu displayed on the left or the navigational menu displayed on the top of this page.